Home / 30,554,706.36-42,164,654.22-16,803,671.16

Finding the Fourth Proportional to 30,554,706.36, 42,164,654.22 and 16,803,671.16

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Solution

The fourth proportional to 30,554,706.36, 42,164,654.22 and 16,803,671.16 is: 23,188,603.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,554,706.36 : 42,164,654.22 = 16,803,671.16 : x
  2. Step 2: Convert to fraction form
    30,554,706.36/42,164,654.22 = 16,803,671.16/x
  3. Step 3: Cross multiply
    30,554,706.36x = 42,164,654.22 × 16,803,671.16
  4. Step 4: Simplify right side
    30,554,706.36x = 708,520,984,087,986.25
  5. Step 5: Solve for x
    x = 708,520,984,087,986.25/30,554,706.36
  6. Step 6: Final answer
    x = 23,188,603.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.